Summary: IOP PUBLISHING JOURNAL OF MICROMECHANICS AND MICROENGINEERING
J. Micromech. Microeng. 17 (2007) 2454­2460 doi:10.1088/0960-1317/17/12/010
A bubble-powered micro-rotor:
conception, manufacturing, assembly
and characterization
Jonathan Kao1, Xiaolin Wang1, John Warren2, Jie Xu3
and Daniel Attinger3
1
State University of New York, Stony Brook, NY 11794, USA
2
Brookhaven National Laboratory, Upton, NY 11973, USA
3
Columbia University, New York, NY 10027, USA
E-mail: da2203@columbia.edu (D Attinger)
Received 7 May 2007, in final form 20 July 2007
Published 31 October 2007
Online at stacks.iop.org/JMM/17/2454
Abstract
A steady fluid flow, called microstreaming, can be generated in the vicinity
of a micro-bubble excited by ultrasound. In this paper, we use this